Model: 099 - Quantity: 1 - Color: Blue - Material: Aluminum alloy - Working voltage: AC 85~265V automatic power adjustment (With high and low temperature properties) - Working frequency range: 890~915MHz (Uplink) 935~960MHz (Downlink) - Gain: 73dB - Flatness: - Noise: - SNR: - Device delay: 1us - Stray radiation: - Power: 27dBm - Cover square: 2000~3000 square meter - Amplifier GSM networking signal suitable for home office super market mall etc places where has a poor signal. - Packing list: - 1 x GSM signal amplifier - 1 x Power adapter (110cm) - 1 x 2-Flat-Pin power cable (110cm) - 1 x English user manual